BigFonts

Edit 0 2 …
public String input(String prompt)
{ return javax.swing.JOptionPane.showInputDialog(null,prompt); }

public void output(String message)
{ javax.swing.JOptionPane.showMessageDialog(null,message); }

Object big = bigFonts();

public Object bigFonts()
{
javax.swing.UIManager.put(
"OptionPane.messageFont",
new javax.swing.plaf.FontUIResource(new java.awt.Font("Verdana", java.awt.Font.BOLD, 24))
);

javax.swing.UIManager.put(
"OptionPane.buttonFont",
new javax.swing.plaf.FontUIResource(new java.awt.Font("Verdana", java.awt.Font.BOLD, 24))
);

javax.swing.UIManager.put(
"TextField.font",
new javax.swing.plaf.FontUIResource(new java.awt.Font("Verdana", java.awt.Font.BOLD, 24))
);

return null;
}